A:AnswerThe color test pages used in HP page yield testing use 20% page coverage. However, this is for all four cartridges (black, cyan, magenta, and yellow) combined. Each color only covers 5% of the page. I apologize for any confusion. For more information, you can visit the following HP website:
http://h10060.www1.hp.com/pageyield/articles/us/en/ColorLaserjetYieldArticle.html
A:AnswerThis HP Toner is not compatible withe HP Color LaserJet 2605dn. The HP Toner cartridges that are compatible with the HP color LaserJet 2605dn are:
HP 124A Black LaserJet Toner Cartridge (Q6000A)
HP 124A Cyan LaserJet Toner Cartridge (Q6001A)
HP 124A Yellow LaserJet Toner Cartridge (Q6002A)
HP 124A Magenta LaserJet Toner Cartridge (Q6003A)